Simpsonville, KY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Simpsonville, a city in Shelby County, Kentucky.
This Afternoon
77°F
Sunny
Sunny, with a high near 77. South wind around 13 mph.
7-day forecast for Simpsonville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 77°F | Sunny | 13 mph S | 2% |
| Tonight | 62°F | Mostly Cloudy then Showers And Thunderstorms | 9 to 14 mph S | 95% |
| Wednesday | 69°F | Showers And Thunderstorms | 9 to 15 mph S | 94% |
| Wednesday Night | 49°F | Mostly Cloudy | 7 mph SW | 3% |
| Thursday | 67°F | Mostly Sunny | 5 to 10 mph SW | 0% |
| Thursday Night | 44°F | Partly Cloudy | 5 mph W | 0% |
| Friday | 63°F | Partly Sunny | 2 to 8 mph W | 8% |
| Friday Night | 41°F | Mostly Cloudy | 7 mph N | 11% |
| Saturday | 57°F | Mostly Sunny | 6 mph N | 3% |
| Saturday Night | 36°F | Partly Cloudy | 5 mph NW | 2% |
| Sunday | 58°F | Mostly Sunny | 2 to 7 mph SW | 6% |
| Sunday Night | 34°F | Mostly Clear then Slight Chance Rain Showers | 6 mph W | 15% |
| Monday | 61°F | Slight Chance Rain Showers then Sunny | 3 to 8 mph W | 15% |
| Monday Night | 37°F | Mostly Clear | 6 mph SW | 6% |
Forecast source: National Weather Service (api.weather.gov) for Simpsonville (38.217, -85.350). Updated through the day.
Growing snapshot for Simpsonville
Last spring frost
May 1
First fall frost
Oct 10
Growing season
161 days
Hardiness zone
6b
More local growing data for Simpsonville: nearby ZIP 40067 weather · frost dates · planting calendar · Kentucky frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Shelbyville 1 E, Ky (9.3 mi from Simpsonville). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.